Question 1

The atomic mass number is equal to the sum of the

Accepted Answer

A)  neutrons and isotopes 
B)  neutrons and electrons 
C)  neutrons and protons 
D)  protons, neutrons, and electrons 
E)  protons only 
A)  neutrons and isotopes 
B)  neutrons and electrons 
C)  neutrons and protons 
D)  protons, neutrons, and electrons 
E)  protons only

Question 2

Which statement best describes the Bormann-Likens controlled experiment in forest valleys in New Hampshire that compared water flowing out of deforested areas to undisturbed areas?

Accepted Answer

A)  The deforested area was greater in volume by 30 to 40% 
B)  The deforested area was less in volume by 30 to 40% 
C)  The deforested area had more soil nutrients dissolved in the water 
D)  The deforested area was less in volume by 30 to 40% and had fewer soil nutrients dissolved in the water 
E)  The deforested area was greater in volume by 30 to 40% and had more soil nutrients dissolved in the water 
A)  The deforested area was greater in volume by 30 to 40% 
B)  The deforested area was less in volume by 30 to 40% 
C)  The deforested area had more soil nutrients dissolved in the water 
D)  The deforested area was less in volume by 30 to 40% and had fewer soil nutrients dissolved in the water 
E)  The deforested area was greater in volume by 30 to 40% and had more soil nutrients dissolved in the water

Question 3

List an example of each of the following terms: element, compound, ion, organic molecule, simple carbohydrate.

Accepted Answer

Possible answers:
Element - ca

Question 4

If a carbon atom combines with oxygen atoms to form CO2, this would be described as a

Accepted Answer

A)  Physical change. 
B)  Chemical change. 
C)  It is both a physical and chemical change. 
D)  First, it is a physical change, but then it becomes a chemical change. 
E)  It is not a physical change or a chemical change. It is scientific change. 
A)  Physical change. 
B)  Chemical change. 
C)  It is both a physical and chemical change. 
D)  First, it is a physical change, but then it becomes a chemical change. 
E)  It is not a physical change or a chemical change. It is scientific change.

Question 5

Some forms of electromagnetic radiation with short wavelengths are:

Accepted Answer

A)  Visible light and IR radiation 
B)  Visible light and x-rays 
C)  x-rays and IR 
D)  gamma rays and UV radiation 
E)  Visible light and gamma rays 
A)  Visible light and IR radiation 
B)  Visible light and x-rays 
C)  x-rays and IR 
D)  gamma rays and UV radiation 
E)  Visible light and gamma rays

Question 6

Match items with their appropriate chemical description.
-Atoms with variable numbers of neutrons

Accepted Answer

A) S 
B) H+ 
C) Electron 
D) Proton 
E) Neutron
F)CO2
G)Na
H)nucleus
I)mass number
J)NO3-
K)isotopes 
A) S 
B) H+ 
C) Electron 
D) Proton 
E) Neutron
F)CO2
G)Na
H)nucleus
I)mass number
J)NO3-
K)isotopes

Question 7

A classmate tells you that a statement heard on the news about an environmental process noted in a local ecosystem cannot be true because it has not been scientifically proven. You realize that

Accepted Answer

A)  this classmate is misinformed because science cannot prove anything, but it can disprove events conclusively. 
B)  this classmate is misinformed because science can neither prove or disprove anything absolutely. 
C)  this classmate is misinformed because the process in question actually has been proven scientifically. 
D)  this classmate is correct. 
E)  this classmate has confused scientific theories and scientific laws 
A)  this classmate is misinformed because science cannot prove anything, but it can disprove events conclusively. 
B)  this classmate is misinformed because science can neither prove or disprove anything absolutely. 
C)  this classmate is misinformed because the process in question actually has been proven scientifically. 
D)  this classmate is correct. 
E)  this classmate has confused scientific theories and scientific laws

Question 8

Match items a through h with their correct description below.
-contains one chromosome from each parent

Accepted Answer

A) human body 
B) in all human cells except for red blood cells 
C) found in all cell nuclei 
D) chromosome pair 
E) chromosome
F)gene 
A) human body 
B) in all human cells except for red blood cells 
C) found in all cell nuclei 
D) chromosome pair 
E) chromosome
F)gene

Question 9

An element

Accepted Answer

A)  is identical to a compound 
B)  is made up of compounds 
C)  can combine with one or more other element to make a compound 
D)  exists only in a pure form as a single element, and never combines with other elements 
E)  more than one of these answers 
A)  is identical to a compound 
B)  is made up of compounds 
C)  can combine with one or more other element to make a compound 
D)  exists only in a pure form as a single element, and never combines with other elements 
E)  more than one of these answers

Question 10

Match items a through h with their correct description below.
-contains trillions of cells, each with an identical set of genes

Accepted Answer

A) human body 
B) in all human cells except for red blood cells 
C) found in all cell nuclei 
D) chromosome pair 
E) chromosome
F)gene 
A) human body 
B) in all human cells except for red blood cells 
C) found in all cell nuclei 
D) chromosome pair 
E) chromosome
F)gene

Question 11

Scientific theories are

Accepted Answer

A)  frequently overturned and changed because they are, in fact, just theories. 
B)  overturned on a regular basis at periodic scheduled meetings of the scientific community to evaluate the validity of all scientific theories. 
C)  never overturned. 
D)  rarely overturned unless new evidence discredits them. 
E)  overturned only as a result of Supreme Court decisions. 
A)  frequently overturned and changed because they are, in fact, just theories. 
B)  overturned on a regular basis at periodic scheduled meetings of the scientific community to evaluate the validity of all scientific theories. 
C)  never overturned. 
D)  rarely overturned unless new evidence discredits them. 
E)  overturned only as a result of Supreme Court decisions.

Question 12

Match the items below with the correct energy or matter quality below.
-heat in oceans

Accepted Answer

A) High-quality matter 
B) Low-quality matter 
C) High-quality energy 
D) Low-quality energy 
E) Both high-quality matter and high-quality energy 
A) High-quality matter 
B) Low-quality matter 
C) High-quality energy 
D) Low-quality energy 
E) Both high-quality matter and high-quality energy

Question 13

Match items with their appropriate chemical description.
-A compound

Accepted Answer

A) S 
B) H+ 
C) Electron 
D) Proton 
E) Neutron
F)CO2
G)Na
H)nucleus
I)mass number
J)NO3-
K)isotopes 
A) S 
B) H+ 
C) Electron 
D) Proton 
E) Neutron
F)CO2
G)Na
H)nucleus
I)mass number
J)NO3-
K)isotopes

Question 14

A chemical that is a combination of two or more different elements is called a(n) ____________________.

Accepted Answer

The answer of A chemical that is a combination of...

Question 15

The Bormann-Likens study in the Hubbard Brooks Experimental Forest in New Hampshire can best be described as

Accepted Answer

A)  a comparison of a control site with an experimental site in nature 
B)  what can occur in a forest watershed without plants to absorb water 
C)  an example of how scientists learn about the effects of our actions on natural systems 
D)  a comparison of a control site with an experimental site in nature and a study of what can occur in a forest watershed without plants to absorb and retain water 
E)  a comparison of a control and an experimental site, a study of what can occur in a forest watershed without plants to absorb water, and an example of how scientists learn about the effects of our actions on natural systems. 
A)  a comparison of a control site with an experimental site in nature 
B)  what can occur in a forest watershed without plants to absorb water 
C)  an example of how scientists learn about the effects of our actions on natural systems 
D)  a comparison of a control site with an experimental site in nature and a study of what can occur in a forest watershed without plants to absorb and retain water 
E)  a comparison of a control and an experimental site, a study of what can occur in a forest watershed without plants to absorb water, and an example of how scientists learn about the effects of our actions on natural systems.

Question 16

The commonest form of the Carbon atom that exists is at times referred to as C12. An isotope of this atom is called C14. C14 must have a different number of___________than C12.

Accepted Answer

A)  Ions 
B)  Protons 
C)  Atoms 
D)  Neutrons 
E)  Electrons 
A)  Ions 
B)  Protons 
C)  Atoms 
D)  Neutrons 
E)  Electrons

Question 17

Which of the following energy forms is high quality?

Accepted Answer

A)  Coal 
B)  the heat dispersed in the ocean 
C)  Electricity 
D)  Food 
E)  coal, electricity and food 
A)  Coal 
B)  the heat dispersed in the ocean 
C)  Electricity 
D)  Food 
E)  coal, electricity and food

Question 18

An example of potential energy is

Accepted Answer

A)  electricity flowing through a wire 
B)  the chemical energy in a candy bar 
C)  a bullet fired at high velocity 
D)  a leaf falling from a tree 
E)  water flowing 
A)  electricity flowing through a wire 
B)  the chemical energy in a candy bar 
C)  a bullet fired at high velocity 
D)  a leaf falling from a tree 
E)  water flowing

Question 19

Wind farms are viable options for supplying more of our energy needs in the future because:

Accepted Answer

A)  high speed wind is a form of medium-quality energy 
B)  high speed wind is a form of high-quality energy 
C)  high speed wind is a form of low-quality energy 
D)  all speeds of wind are high quality energy 
E)  wind is not an energy form at all 
A)  high speed wind is a form of medium-quality energy 
B)  high speed wind is a form of high-quality energy 
C)  high speed wind is a form of low-quality energy 
D)  all speeds of wind are high quality energy 
E)  wind is not an energy form at all

Question 20

What are some of the ways scientists examine scientific inquiries and studies to determine if the work is reliable or unreliable?

Accepted Answer

The work is subjected to the following c

The atomic mass number is equal to the sum of the

Which statement best describes the Bormann-Likens controlled experiment in forest valleys in New Hampshire that compared water flowing out of deforested areas to undisturbed areas?

List an example of each of the following terms: element, compound, ion, organic molecule, simple carbohydrate.

If a carbon atom combines with oxygen atoms to form CO₂, this would be described as a

Some forms of electromagnetic radiation with short wavelengths are:

Match items with their appropriate chemical description. -Atoms with variable numbers of neutrons

A classmate tells you that a statement heard on the news about an environmental process noted in a local ecosystem cannot be true because it has not been scientifically proven. You realize that

Match items a through h with their correct description below. -contains one chromosome from each parent

An element

Match items a through h with their correct description below. -contains trillions of cells, each with an identical set of genes

Scientific theories are

Match the items below with the correct energy or matter quality below. -heat in oceans

Match items with their appropriate chemical description. -A compound

A chemical that is a combination of two or more different elements is called a(n) ____________________.

The Bormann-Likens study in the Hubbard Brooks Experimental Forest in New Hampshire can best be described as

The commonest form of the Carbon atom that exists is at times referred to as C¹². An isotope of this atom is called C¹⁴. C¹⁴must have a different number of___________than C¹².

Which of the following energy forms is high quality?

An example of potential energy is

Wind farms are viable options for supplying more of our energy needs in the future because:

What are some of the ways scientists examine scientific inquiries and studies to determine if the work is reliable or unreliable?

Environmental Problems, Their Causes, and Sustainability

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters

Exam 2: Science, Matter, and Energy

The atomic mass number is equal to the sum of the

Which statement best describes the Bormann-Likens controlled experiment in forest valleys in New Hampshire that compared water flowing out of deforested areas to undisturbed areas?

List an example of each of the following terms: element, compound, ion, organic molecule, simple carbohydrate.

If a carbon atom combines with oxygen atoms to form CO2, this would be described as a

Some forms of electromagnetic radiation with short wavelengths are:

Match items with their appropriate chemical description. -Atoms with variable numbers of neutrons

A classmate tells you that a statement heard on the news about an environmental process noted in a local ecosystem cannot be true because it has not been scientifically proven. You realize that

Match items a through h with their correct description below. -contains one chromosome from each parent

An element

Match items a through h with their correct description below. -contains trillions of cells, each with an identical set of genes

Scientific theories are

Match the items below with the correct energy or matter quality below. -heat in oceans

Match items with their appropriate chemical description. -A compound

A chemical that is a combination of two or more different elements is called a(n) ____________________.

The Bormann-Likens study in the Hubbard Brooks Experimental Forest in New Hampshire can best be described as

The commonest form of the Carbon atom that exists is at times referred to as C12. An isotope of this atom is called C14. C14 must have a different number of___________than C12.

Which of the following energy forms is high quality?

An example of potential energy is

Wind farms are viable options for supplying more of our energy needs in the future because:

What are some of the ways scientists examine scientific inquiries and studies to determine if the work is reliable or unreliable?

Environmental Problems, Their Causes, and Sustainability

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters

If a carbon atom combines with oxygen atoms to form CO₂, this would be described as a

The commonest form of the Carbon atom that exists is at times referred to as C¹². An isotope of this atom is called C¹⁴. C¹⁴must have a different number of___________than C¹².